<template>
	<div>
		<!-- 面包屑导航区 -->
		<el-breadcrumb separator="/">
		  <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
		  <el-breadcrumb-item>用户管理</el-breadcrumb-item>
		  <el-breadcrumb-item>用户列表</el-breadcrumb-item>
		</el-breadcrumb>
		
		<!-- 卡片视图区 -->
		<el-card class="box-card" >
			<!-- 搜索与添加区域 -->
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
						<el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
				</el-col>
			</el-row>
			<!-- 用户列表区域 -->
			<el-table :data="userlist" border stripe>
				<el-table-column label="序号" type="index"></el-table-column>
				<el-table-column label="姓名" prop="username"></el-table-column>
				<el-table-column label="邮箱" prop="email"></el-table-column>
				<el-table-column label="电话" prop="mobile"></el-table-column>
				<el-table-column label="角色" prop="role_name"></el-table-column>
				<el-table-column label="状态" >
					<template slot-scope="scope">
						<el-switch
						  v-model="scope.row.mg_state"
						  @change="userStateChanged(scope.row.mg_state)"
						  active-color="#13ce66"
						  inactive-color="#ff4949">
						</el-switch>
					</template>
				</el-table-column>
				<el-table-column label="操作" width="180px">
					<template slot-scope="scope">
						<!-- 修改按钮 -->
						<el-button type="primary" icon="el-icon-edit"
						size="mini" @click="showEditDialog(scope.row.id)"></el-button>
						<!-- 删除按钮 -->
						<el-button type="danger" icon="el-icon-delete"
						size="mini" @click="removeUserById(scope.row.id)"></el-button>
						<!-- 分配角色按钮 -->
						<el-tooltip effect="dark" content="分配角色"
						placement="top" :enterable="false" >
							<el-button type="warning" icon="el-icon-setting"
							size="mini" ></el-button>
						</el-tooltip>
					</template>
				</el-table-column>
			</el-table>
			<!-- 分页区域 -->
			    <el-pagination
			      @size-change="handleSizeChange"
			      @current-change="handleCurrentChange"
			      :current-page="queryInfo.pagenum"
			      :page-sizes="[1, 2, 5, 10]"
			      :page-size="queryInfo.pagesize"
			      layout="total, sizes, prev, pager, next, jumper"
			      :total="total">
			    </el-pagination>
		</el-card>
			<!-- 添加用户的对话框 -->
			<el-dialog
			  title="添加用户"
			  :visible.sync="addDialogVisible"
			  width="50%"
			  @close="addDialogClosed"
			  >
			  <!-- 内容主体区   -->
			 <el-form :model="addForm" :rules="addFormRules" 
			 ref="addFormRef" label-width="100px" class="demo-ruleForm">
			   <el-form-item label="用户名" prop="username">
			     <el-input v-model="addForm.username"></el-input>
			   </el-form-item>
			   <el-form-item label="密码" prop="password">
			     <el-input v-model="addForm.password"></el-input>
			   </el-form-item>
			   <el-form-item label="邮箱" prop="email">
			     <el-input v-model="addForm.email"></el-input>
			   </el-form-item>
			   <el-form-item label="手机" prop="mobile">
			     <el-input v-model="addForm.mobile"></el-input>
			   </el-form-item>
			 </el-form>
			  <span slot="footer" class="dialog-footer">
			    <el-button @click="addDialogVisible = false">取 消</el-button>
			    <el-button type="primary" @click="addUser">确 定</el-button>
			  </span>
			</el-dialog>
			
			<!-- 修改用户的对话框 -->
			<el-dialog
			  title="修改用户"
			  :visible.sync="editDialogVisible"
			  width="50%"
			  @close="editDialogClosed"
			 >
			 <el-form :model="editForm" 
			 ref="editFormRef" label-width="70px" >
			   <el-form-item label="用户名" >
			     <el-input v-model="editForm.username" disabled="true"></el-input>
			   </el-form-item>
			   <el-form-item label="邮箱" >
			     <el-input v-model="editForm.email" ></el-input>
			   </el-form-item>
			   <el-form-item label="手机" >
			     <el-input v-model="editForm.mobile"></el-input>
			   </el-form-item>
			 </el-form>
			  <span slot="footer" class="dialog-footer">
			    <el-button @click="editDialogVisible = false">取 消</el-button>
			    <el-button type="primary" @click="editUserInfo">确 定</el-button>
			  </span>
			</el-dialog>
	</div>
</template>

<script>
export default{
	data(){
		//验证邮箱的规则
		var checkEmail = (rule,value,cb) =>{
			
		}
		
		//验证手机的规则
		var checkMobile = (rule,value,cb) =>{}
		return {
			//获取用户列表的参数对象
			queryInfo:{
				query: '',
				// 当前页数
				pagenum: 1,
				//每页显示多少条数据
				pagesize: 2
			},
			userlist : [] ,
			total: 0,
			//控制添加用户对话框的显示和隐藏
			addDialogVisible: false,
			//添加用户的表单数据
			addForm: {
				username: '',
				password: '',
				email: '',
				mobile: '',
			},
			//添加表单的验证规则对象
			addFormRules: {
				username:[
					{required: true, message: '请输入用户名',
					trigger: 'blur'},{min: 3,max: 10,
					message: '用户名的长度在3~10个字符之间',
					trigger: 'blur'}
				],
				password:[
					{required: true, message: '请输入密码',
					trigger: 'blur'},{min: 6,max: 15,
					message: '密码的长度在6~15个字符之间',
					trigger: 'blur'}
				],
				email:[
					{required: true, message: '请输入邮箱',
					trigger: 'blur'}
				],
				mobile:[
					{required: true, message: '请输入手机',
					trigger: 'blur'}
				]
			},
			editDialogVisible: false,
			//查询到的用户信息对象
			editForm: {}
		}
	},
	created(){
		this.getUserList();
	},
	methods:{
	
		async getUserList(){
		const {data: res} = await this.$http.get('users',{params: this.queryInfo})
		if(res.meta.status !==200) {
			return this.$message.error('获取用户列表失败！')
			}
		this.userlist = res.data.users
		this.total = res.data.total
		console.log(res)
		},
		//监听 pagesize改变的事件
		handleSizeChange(newSize){
			console.log(newSize)
			this.queryInfo.pagesize = newSize
			this.getUserList()
		},
		//监听页码值改变
		handleCurrentChange(newPage){
			console.log(newPage)
			this.queryInfo.pagenum = newPage
			this.getUserList()
		},
		//监听sql代码块的改变
		async userStateChanged(userinfo){
			console.log(userinfo)
			const{data:res} = await this.$http.put('users/${userinfo.id}/state/${userinfo.mg_state}')
			if(res.meta.status !== 200){
				userinfo.mg_state = !userinfo.mg_state
				return this.$message.error('更新用户失败!')
			}
			this.$message.success('更新用户成功!')
		},
		addDialogClosed(){
			this.$refs.addFormRef.resetFields()
		},
		//点击按钮,添加新用户
		addUser(){
			this.$refs.addFormRef.validate(async valid=>{
				console.log(valid)
				if(!valid) return
				//可以发起添加用户的网络
				const {data: res} = this.$http.post('users',this.addForm)
				if(res.meta.status !==201 ){
					this.$message.error('添加用户失败!')
					
				}
				this.$message.success('添加用户成功!')
				//隐藏对话框
				this.addDialogClosed = false
				this.getUserList()
			})
		},
		//展示编辑用户的对话框
		async showEditDialog(id){
			
			const{ data: res} = await this.$http.get('users/'+ id)
			if(res.meta.status !==200){
				return this.$message.error('查询用户信息失败')
			}
			// console.log(id)
			this.editDialogVisible = true
			this.editForm = res.data
		},
		//监听修改用户对话框的关闭事件
		editDialogClosed(){
			this.$refs.editFormRef.resetFields()
		},
		//修改用户信息并提交
		editUserInfo(){
			this.$refs.editFormRef.validate(
			async valid=>{
				if(!valid) return
				//发起修改用户信息的数据请求
				const {data: res} = await this.$http.put('users/' + this.editForm.id, {
					email: this.editForm.email,
					mobile: this.editForm.mobile
				})
				if(res.meta.status !==200){
					return this.$message.error('更新用户信息失败!')
				}
				//关闭对话框
				this.editDialogVisible = false
				//刷新数据列表
				this.getUserList()
				//提示修改成功
				this.$message.success('更新用户信息成功')
			})
		},
		//根据Id删除对应的用户信息
		async removeUserById(id){
			// 弹框询问用户是否删除
			const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
			          confirmButtonText: '确定',
			          cancelButtonText: '取消',
			          type: 'warning'
			        }).catch(err => err)
					//如果确认删除则返回字符串 confirm
					//如果取消则返回字符串 cancel
				console.log(confirmResult)
				if(confirmResult !=='confirm'){
					return this.$message.info('已取消删除')
				}
				const {data:res} = await this.$http.delete('users/' + id)
				if(res.meta.status !== 200){
					return this.$message.error('删除用户失败!')
				}
				this.$message.success('删除用户成功!')
				this.getUserList();
		}
		
		
	}
}
</script>

<style lang="less" scoped>
	
</style>
